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LawFirm/LawFirmDatabaseImplement/Implements/ShopStorage.cs

@@ -46,20 +46,31 @@ namespace LawFirmDatabaseImplement.Implements
         public ShopViewModel? Insert(ShopBindingModel model)
         {
             using var context = new LawFirmDatabase();
-            var newShop = Shop.Create(context, model);
-            if (newShop == null)
+            using var transaction = context.Database.BeginTransaction();
+            try
             {
-                return null;
+                var newShop = Shop.Create(context, model);
+                if (newShop == null)
+                {
+                    return null;
+                }
+
+                if (context.Shops.Any(x => x.Name == newShop.Name))
+                {
+                    throw new Exception("Название магазина уже занято");
+                }
+
+                context.Shops.Add(newShop);
+                context.SaveChanges();
+                transaction.Commit();
+                return newShop.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
             }
             
-            if (context.Shops.Any(x => x.Name == newShop.Name))
-            {
-                throw new Exception("Название магазина уже занято");
-            }
-
-            context.Shops.Add(newShop);
-            context.SaveChanges();
-            return newShop.GetViewModel;
         }
 
         public ShopViewModel? Update(ShopBindingModel model)
@@ -102,7 +113,30 @@ namespace LawFirmDatabaseImplement.Implements
         {
             using var context = new LawFirmDatabase();
             using var transaction = context.Database.BeginTransaction();
-
+            foreach (var shopDocs in context.ShopDocuments.Where(x => x.DocumentId == model.Id))
+            {
+                var min = Math.Min(count, shopDocs.Count);
+                shopDocs.Count -= min;
+                count -= min;
+                if (count <= 0) 
+                {
+                    break;
+                }
+            }
+            if (count == 0)
+            {
+                context.SaveChanges();
+                transaction.Commit();
+            }
+            else
+            {
+                transaction.Rollback();
+            }
+            if (count > 0)
+            {
+                return false;
+            }
+            return true;
         }
 
     }

LawFirm/LawFirmDatabaseImplement/Migrations/20230312152057_ShopsAdded.Designer.cs

@@ -0,0 +1,248 @@
+// <auto-generated />
+using System;
+using LawFirmDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace LawFirmDatabaseImplement.Migrations
+{
+    [DbContext(typeof(LawFirmDatabase))]
+    [Migration("20230312152057_ShopsAdded")]
+    partial class ShopsAdded
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Blank", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("BlankName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Blanks");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Document", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("DocumentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Documents");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.DocumentBlank", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("BlankId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("DocumentId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BlankId");
+
+                    b.HasIndex("DocumentId");
+
+                    b.ToTable("DocumentBlanks");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("DocumentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DocumentId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Adress")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("MaxCountDocuments")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("OpeningDate")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Shops");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.ShopDocument", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("DocumentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ShopId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DocumentId");
+
+                    b.HasIndex("ShopId");
+
+                    b.ToTable("ShopDocuments");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.DocumentBlank", b =>
+                {
+                    b.HasOne("LawFirmDatabaseImplement.Models.Blank", "Blank")
+                        .WithMany("DocumentBlanks")
+                        .HasForeignKey("BlankId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("LawFirmDatabaseImplement.Models.Document", "Document")
+                        .WithMany("Blanks")
+                        .HasForeignKey("DocumentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Blank");
+
+                    b.Navigation("Document");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("LawFirmDatabaseImplement.Models.Document", "Document")
+                        .WithMany("Orders")
+                        .HasForeignKey("DocumentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Document");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.ShopDocument", b =>
+                {
+                    b.HasOne("LawFirmDatabaseImplement.Models.Document", "Document")
+                        .WithMany()
+                        .HasForeignKey("DocumentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("LawFirmDatabaseImplement.Models.Shop", "Shop")
+                        .WithMany("Documents")
+                        .HasForeignKey("ShopId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Document");
+
+                    b.Navigation("Shop");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Blank", b =>
+                {
+                    b.Navigation("DocumentBlanks");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Document", b =>
+                {
+                    b.Navigation("Blanks");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Navigation("Documents");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

LawFirm/LawFirmDatabaseImplement/Migrations/20230312152057_ShopsAdded.cs

@@ -0,0 +1,78 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace LawFirmDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class ShopsAdded : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Shops",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    Name = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Adress = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    OpeningDate = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    MaxCountDocuments = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Shops", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "ShopDocuments",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    DocumentId = table.Column<int>(type: "int", nullable: false),
+                    ShopId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ShopDocuments", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ShopDocuments_Documents_DocumentId",
+                        column: x => x.DocumentId,
+                        principalTable: "Documents",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_ShopDocuments_Shops_ShopId",
+                        column: x => x.ShopId,
+                        principalTable: "Shops",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ShopDocuments_DocumentId",
+                table: "ShopDocuments",
+                column: "DocumentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ShopDocuments_ShopId",
+                table: "ShopDocuments",
+                column: "ShopId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "ShopDocuments");
+
+            migrationBuilder.DropTable(
+                name: "Shops");
+        }
+    }
+}

LawFirm/LawFirmDatabaseImplement/Migrations/LawFirmDatabaseModelSnapshot.cs

@@ -121,6 +121,59 @@ namespace LawFirmDatabaseImplement.Migrations
                     b.ToTable("Orders");
                 });
 
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Adress")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("MaxCountDocuments")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("OpeningDate")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Shops");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.ShopDocument", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("DocumentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ShopId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DocumentId");
+
+                    b.HasIndex("ShopId");
+
+                    b.ToTable("ShopDocuments");
+                });
+
             modelBuilder.Entity("LawFirmDatabaseImplement.Models.DocumentBlank", b =>
                 {
                     b.HasOne("LawFirmDatabaseImplement.Models.Blank", "Blank")
@@ -151,6 +204,25 @@ namespace LawFirmDatabaseImplement.Migrations
                     b.Navigation("Document");
                 });
 
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.ShopDocument", b =>
+                {
+                    b.HasOne("LawFirmDatabaseImplement.Models.Document", "Document")
+                        .WithMany()
+                        .HasForeignKey("DocumentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("LawFirmDatabaseImplement.Models.Shop", "Shop")
+                        .WithMany("Documents")
+                        .HasForeignKey("ShopId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Document");
+
+                    b.Navigation("Shop");
+                });
+
             modelBuilder.Entity("LawFirmDatabaseImplement.Models.Blank", b =>
                 {
                     b.Navigation("DocumentBlanks");
@@ -162,6 +234,11 @@ namespace LawFirmDatabaseImplement.Migrations
 
                     b.Navigation("Orders");
                 });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Navigation("Documents");
+                });
 #pragma warning restore 612, 618
         }
     }

LawFirm/LawFirmFileImplement/Implements/ShopStorage.cs

@@ -119,33 +119,15 @@ namespace LawFirmFileImplement.Implements
                 var shop = source.Shops[i];
                 var documents = shop.ShopDocuments;
 
-                for (int j =1; j < documents.Count + 1; j++)
+                foreach (var doc in documents.Where(x => x.Value.Item1.Id == document.Id))
                 {
-                    if (documents[j].Item1.Id == document.Id)
-                    {
-                        while (documents[j].Item2 > 0 && count > 0)
-                        {
-                            int tempItem2 = documents[j].Item2;
-                            tempItem2--;
-                            count--;
-                            documents[j] = (documents[j].Item1, tempItem2);
-                        }
-                    }
+                    var min = Math.Min(doc.Value.Item2, count);
+                    documents[doc.Value.Item1.Id] = (doc.Value.Item1, doc.Value.Item2 - min);
+                    count -= min;
                     
                     if (count <= 0)
                     {
-                        shop.Update(new ShopBindingModel
-                        {
-                            Id = shop.Id,
-                            Name = shop.Name,
-                            Adress = shop.Adress,
-                            OpeningDate = shop.OpeningDate,
-                            MaxCountDocuments = shop.MaxCountDocuments,
-                            ShopDocuments = documents
-                        });
-                        source.SaveShops();
-                        return true;
-
+                        break;
                     }
                 }